Patent US3249023A successfully refreshed from Google Patents.
US3249023A
Expired / Lapsed
US
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Method for fastening sheet material
Assignee: Toby Enterprises
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Filing: 1962-08-13
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Granted: 1966-05-03
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Expires: 1982-08-13
Abstract
No abstract record available.
Inventors
- 👤 Max E Toby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:03
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/20; B65B7/24; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1488; Y10T29/00; Y10T29/34; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876; Y10T29/49908; Y10T29/49915; Y10T29/49936
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A METHOD FOR FASTENING TOGETHER TWO PORTIONS OF SHEET MATERIAL, THE STEPS COMPRISING, FORMING AN ELONGATED RESILIENT DEFORMATION IN ONE OF THE PORTIONS THEREBY DRAWING CLOSER TOGETHER THE MATERIAL OF SAID ON OPPOSITE SIDES OF THE DEFORMATION, FORMING A PAIR OF SPACED TABS IN THE OTHER PORTION, FORMING A PAIR OF SPACED APERTURES RESPECTIVELY IN THE SAID MATERIAL OF THE FIRST PORTION ON OPPOSITE SIDES OF THE DEFORMATION, SAID TABS EXTENDING TOWARDS EACH OTHER AND TOWARDS SAID DEFORMATION, INSERTING EACH OF THE TABS RESPECTIVELY THROUGH SAID APERTURES WHILE SAID FIRST PORTION IS DEFORMED, AND FLATTENING OUT SIDE DEFORMATION TO SPREAD THE SAID MATERIAL ON OPPOSITE SIDES THEREOF APART AND THEREBY FORM IN INTERLOCKING RELATIONSHIP BETWEEN SAID TABS AND APERTURES.
Claim 2
Dependent Claim
120 words
IN A METHOD FOR FASTENING TOGETHER TWO PORTIONS OF SHEET MATERIAL, THE STEPS COMPRISING, FORMING AN ELONGATED RESILIENT DEFORMATION IN ONE OF THE PORTIONS THEREBY DRAWING CLOSER TOGETHER THE MATERIAL OF SAID ON OPPOSITE SIDES OF THE DEFORMATION, FORMING A PAIR OF SPACED TABS IN THE OTHER PORTION, FORMING A PAIR OF SPACED APERTURES RESPECTIVELY IN THE SAID MATERIAL OF THE FIRST PORTION ON OPPOSITE SIDES OF THE DEFORMATION, SAID TABS EXTENDING TOWARDS EACH OTHER AND TOWARDS SAID DEFORMATION, INSERTING EACH OF THE TABS RESPECTIVELY THROUGH SAID APERTURES WHILE SAID FIRST PORTION IS DEFORMED, AND FLATTENING OUT SIDE DEFORMATION TO SPREAD THE SAID MATERIAL ON OPPOSITE SIDES THEREOF APART AND THEREBY FORM IN INTERLOCKING RELATIONSHIP BETWEEN SAID TABS AND APERTURES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |